IDAHO (MT)

Dialogue"FRONTLINE's Michael Kirk"
The former Idahoan has been a part of the investigative documentary series since its beginnings, starting as its first senior producer. Host Marcia Franklin talks with Kirk about his most recent show "League of Denial," which examines whether the NFL covered up the numbers and severity of concussion-related injuries among professional football players. They also talk about his other works for the series.G

5:30 pm

In The Americas with David Yetman"Two Millennia of Mayas: Guatemala's Cultural Legacy"
Archaeologists have only recently begun to restore the important Maya city of Ceibal, situated along the Passion River deep in the Peten Forest of Guatemala. Yetman travels to the site with scientists who are directing the latest excavations and visits homes of the Maya workers who are restoring the site.G

6:00 pm

PBS NewsHour Weekend
On Sunday NewsHour Weekend profiles an innovative probation program in Hawaii that has been so successful in reforming offenders and keeping them out of prison, it's now being copied in courtrooms across the nation. That, and the weekend's news, online and on-air. D

6:29 pm

British Antiques Roadshow"Chatsworth 2"
More family treasures come forth during this second visit to Chatsworth House in Derbyshire. Cameras hone in on a painting thought to be by Constable, and lost designs for exotic jewelry made by Cartier in the mid-20th century come out of an attic.G

7:00 pm

Outdoor Idaho"Winter Carnival"
The McCall area appears to be a winter paradise. But the short days and the long, frigid nights take their toll on even the most enthusiastic recreationalist. So what does an entire community do to fight cabin fever? They throw the biggest winter party in the state. This Outdoor Idaho production showcases some of the interesting and offbeat events of this 10-day party and finds side trips unique to the area and the season.G

7:29 pm

Oregon Field Guide"Disappearing Lakes, Ice Crawlers, Mushrooms"
A Forest Service botanist paddles and hikes a geologic wonder in the Gifford Pinchot National Forest - a lake that appears each spring and disappears each summer.G

8:00 pm

Masterpiece Classic"Downton Abbey Season 4, Part 4"
Bates persists in finding out what is troubling Anna. Meanwhile, Thomas installs a new ally and Alfred takes up cooking. Part 4 of 8G

9:00 pm

Masterpiece Classic"Downton Abbey Season 4, Part 5"
Rose's surprise party for Robert risks scandal. Mary meets an old suitor, and Edith gets troubling news. Part 5 of 8G

9:58 pm

Masterpiece Mystery!"Sherlock, Series III: His Last Vow"
Sherlock is helping Lady Elizabeth Smallwood, whose family could be destroyed by media man Charles Augustus Magnussen, portrayed by Lars Mikkelsen as a brilliant James Bond-style baddie with a sinister laugh. Sherlock finds Magnussen, who is a master blackmailer, stomach churning. Mylo, Sherlock's brother, warns his sibling that going against Magnussen is going against Mylo himself. It is an Olympian clash of two minds who think the same way. Part 3 of 3G